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La Roussellerie beach alluvials, Saint-Michel-Chef-Chef, Loire-Atlantique, Pays de la Loire, Francei
Regional Level Types
La Roussellerie beach alluvialsAlluvials
Saint-Michel-Chef-Chef- not defined -
Loire-AtlantiqueDepartment
Pays de la LoireRegion
FranceCountry

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Key
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Name(s) in local language(s):Plage de la Roussellerie
Latitude & Longitude (WGS84): 47° 11' 31'' North , 2° 9' 46'' West
Latitude & Longitude (decimal): 47.19222,-2.16278
GeoHash:G#: gbqkqz14e
Locality type:Alluvials
Köppen climate type:Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Saint-Michel-Chef-Chef3,435 (2016)1.7km
Saint-Brevin-les-Pins10,396 (2016)6.4km
La Plaine-sur-Mer2,711 (2016)6.6km
Préfailles1,185 (2016)8.2km
Saint-Père-en-Retz3,882 (2016)9.3km


Placer on the beach, south-west of la Roussellerie, characterized by an important percentage of pyroxene

Regions containing this locality

Eurasian PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


14 valid minerals.

Detailed Mineral List:

'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Anatase
Formula: TiO2
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Andalusite
Formula: Al2(SiO4)O
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
'Apatite'
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Arsenopyrite
Formula: FeAsS
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Cassiterite
Formula: SnO2
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Corundum
Formula: Al2O3
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Corundum var: Sapphire
Formula: Al2O3
Reference: Collected by François Périnet
'Diopside-Hedenbergite Series'
Reference: Collected by François Périnet
'Fayalite-Forsterite Series'
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Glauconite
Formula: (K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
Reference: Collected by François Périnet
'Humite Group'
Reference: collected by François Périnet
Ilmenite
Formula: Fe2+TiO3
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Kyanite
Formula: Al2(SiO4)O
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
'Pyroxene Group'
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Rutile
Formula: TiO2
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Sillimanite
Formula: Al2(SiO4)O
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Titanite
Formula: CaTi(SiO4)O
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.
Zircon
Formula: Zr(SiO4)
Reference: Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Cassiterite4.DB.05SnO2
Corundum4.CB.05Al2O3
var: Sapphire4.CB.05Al2O3
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Rutile4.DB.05TiO2
Group 9 - Silicates
Andalusite9.AF.10Al2(SiO4)O
Kyanite9.AF.15Al2(SiO4)O
Sillimanite9.AF.05Al2(SiO4)O
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Titanite9.AG.15CaTi(SiO4)O
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-
'Diopside-Hedenbergite Series'-
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
Glauconite-(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
'Humite Group'-
'Pyroxene Group'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Anatase4.4.4.1TiO2
Cassiterite4.4.1.5SnO2
Rutile4.4.1.1TiO2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Andalusite52.2.2b.1Al2(SiO4)O
Kyanite52.2.2c.1Al2(SiO4)O
Sillimanite52.2.2a.1Al2(SiO4)O
Staurolite52.2.3.1Fe2+2Al9Si4O23(OH)
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Glauconite71.2.2a.5(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
Unclassified Minerals, Mixtures, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-
Corundum
var: Sapphire
-Al2O3
'Diopside-Hedenbergite Series'-
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
'Humite Group'-
'Pyroxene Group'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H StauroliteFe22+Al9Si4O23(OH)
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
OOxygen
O ZirconZr(SiO4)
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O RutileTiO2
O AnataseTiO2
O CorundumAl2O3
O CassiteriteSnO2
O IlmeniteFe2+TiO3
O MagnetiteFe2+Fe23+O4
O StauroliteFe22+Al9Si4O23(OH)
O AndalusiteAl2(SiO4)O
O SillimaniteAl2(SiO4)O
O KyaniteAl2(SiO4)O
O Garnet GroupX3Z2(SiO4)3
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O TitaniteCaTi(SiO4)O
O Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
O Corundum (var: Sapphire)Al2O3
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
MgMagnesium
Mg Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
AlAluminium
Al CorundumAl2O3
Al StauroliteFe22+Al9Si4O23(OH)
Al AndalusiteAl2(SiO4)O
Al SillimaniteAl2(SiO4)O
Al KyaniteAl2(SiO4)O
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
Al Corundum (var: Sapphire)Al2O3
SiSilicon
Si ZirconZr(SiO4)
Si StauroliteFe22+Al9Si4O23(OH)
Si AndalusiteAl2(SiO4)O
Si SillimaniteAl2(SiO4)O
Si KyaniteAl2(SiO4)O
Si Garnet GroupX3Z2(SiO4)3
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si TitaniteCaTi(SiO4)O
Si Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
SSulfur
S ArsenopyriteFeAsS
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
CaCalcium
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti RutileTiO2
Ti AnataseTiO2
Ti IlmeniteFe2+TiO3
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Ti TitaniteCaTi(SiO4)O
FeIron
Fe IlmeniteFe2+TiO3
Fe MagnetiteFe2+Fe23+O4
Fe StauroliteFe22+Al9Si4O23(OH)
Fe ArsenopyriteFeAsS
Fe Glauconite(K,Na)(Mg,Fe2+,Fe3+)(Fe3+,Al)(Si,Al)4O10(OH)2
AsArsenic
As ArsenopyriteFeAsS
ZrZirconium
Zr ZirconZr(SiO4)
SnTin
Sn CassiteriteSnO2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Late Ordovician
443.8 - 458.4 Ma



ID: 3147415
tholeiitic and calc-alkaline volcanics

Age: Late Ordovician (443.8 - 458.4 Ma)

Description: low grade metamorphic

Lithology: Meta-rhyolite group

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Chauris L. (1987), Nature et origine des placers littoraux de l’embouchure de la Loire, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 9, (1), p. 5.


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